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Add **Sample Global SDF** node to materials

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This commit is contained in:
Wojciech Figat
2022-03-25 10:09:52 +01:00
parent dff1b37a3b
commit b847b9ccba
13 changed files with 94 additions and 20 deletions
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2
Source/Engine/Graphics/Materials/DecalMaterialShader.cpp
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@@ -48,7 +48,7 @@ void DecalMaterialShader::Bind(BindParameters& params)
bindMeta.Context = context;
bindMeta.Constants = cb;
bindMeta.Input = nullptr;
bindMeta.Buffers = nullptr;
bindMeta.Buffers = params.RenderContext.Buffers;
bindMeta.CanSampleDepth = true;
bindMeta.CanSampleGBuffer = false;
MaterialParams::Bind(params.ParamsLink, bindMeta);

2
Source/Engine/Graphics/Materials/DeferredMaterialShader.cpp
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@@ -74,7 +74,7 @@ void DeferredMaterialShader::Bind(BindParameters& params)
bindMeta.Context = context;
bindMeta.Constants = cb;
bindMeta.Input = nullptr;
bindMeta.Buffers = nullptr;
bindMeta.Buffers = params.RenderContext.Buffers;
bindMeta.CanSampleDepth = false;
bindMeta.CanSampleGBuffer = false;
MaterialParams::Bind(params.ParamsLink, bindMeta);

2
Source/Engine/Graphics/Materials/DeformableMaterialShader.cpp
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@@ -62,7 +62,7 @@ void DeformableMaterialShader::Bind(BindParameters& params)
bindMeta.Context = context;
bindMeta.Constants = cb;
bindMeta.Input = nullptr;
bindMeta.Buffers = nullptr;
bindMeta.Buffers = params.RenderContext.Buffers;
bindMeta.CanSampleDepth = false;
bindMeta.CanSampleGBuffer = false;
MaterialParams::Bind(params.ParamsLink, bindMeta);

18
Source/Engine/Graphics/Materials/MaterialParams.cpp
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@@ -11,6 +11,8 @@
#include "Engine/Graphics/RenderBuffers.h"
#include "Engine/Graphics/GPUDevice.h"
#include "Engine/Graphics/GPULimits.h"
#include "Engine/Graphics/RenderTask.h"
#include "Engine/Renderer/GlobalSignDistanceFieldPass.h"
#include "Engine/Streaming/Streaming.h"
bool MaterialInfo8::operator==(const MaterialInfo8& other) const
@@ -157,6 +159,9 @@ const Char* ToString(MaterialParameterType value)
case MaterialParameterType::TextureGroupSampler:
result = TEXT("TextureGroupSampler");
break;
case MaterialParameterType::GlobalSDF:
result = TEXT("GlobalSDF");
break;
default:
result = TEXT("");
break;
@@ -198,7 +203,6 @@ Variant MaterialParameter::GetValue() const
case MaterialParameterType::GPUTexture:
return _asGPUTexture.Get();
default:
CRASH;
return Variant::Zero;
}
}
@@ -303,6 +307,8 @@ void MaterialParameter::SetValue(const Variant& value)
invalidType = true;
}
break;
case MaterialParameterType::GlobalSDF:
break;
default:
invalidType = true;
}
@@ -475,6 +481,16 @@ void MaterialParameter::Bind(BindMeta& meta) const
case MaterialParameterType::TextureGroupSampler:
meta.Context->BindSampler(_registerIndex, Streaming::GetTextureGroupSampler(_asInteger));
break;
case MaterialParameterType::GlobalSDF:
{
GlobalSignDistanceFieldPass::BindingData bindingData;
if (GlobalSignDistanceFieldPass::Instance()->Get(meta.Buffers, bindingData))
Platform::MemoryClear(&bindingData, sizeof(bindingData));
for (int32 i = 0; i < 4; i++)
meta.Context->BindSR(_registerIndex + i, bindingData.Cascades[i] ? bindingData.Cascades[i]->ViewVolume() : nullptr);
*((GlobalSignDistanceFieldPass::GlobalSDFData*)(meta.Constants.Get() + _offset)) = bindingData.GlobalSDF;
break;
}
default:
break;
}

5
Source/Engine/Graphics/Materials/MaterialParams.h
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@@ -128,6 +128,11 @@ enum class MaterialParameterType : byte
/// The texture sampler derived from texture group settings.
/// </summary>
TextureGroupSampler = 19,
/// <summary>
/// The Global SDF (textures and constants).
/// </summary>
GlobalSDF = 20,
};
const Char* ToString(MaterialParameterType value);

2
Source/Engine/Graphics/Materials/TerrainMaterialShader.cpp
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@@ -67,7 +67,7 @@ void TerrainMaterialShader::Bind(BindParameters& params)
bindMeta.Context = context;
bindMeta.Constants = cb;
bindMeta.Input = nullptr;
bindMeta.Buffers = nullptr;
bindMeta.Buffers = params.RenderContext.Buffers;
bindMeta.CanSampleDepth = false;
bindMeta.CanSampleGBuffer = false;
MaterialParams::Bind(params.ParamsLink, bindMeta);